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A Google App Script to delete a large quantity or threads by a label name
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| function Rubi() { | |
| //Set the below parameters to your needs | |
| var labelName = "test_label"; //edit this to your liking | |
| var batchSize = 1; //should probably set to something high, but not too high. (300? 1000? or whatever) | |
| // get the label for given name | |
| var label = GmailApp.getUserLabelByName(labelName); | |
| var from = 0; | |
| do { | |
| //Get new threads by the batchSize | |
| var threads = label.getThreads(from, batchSize); | |
| Logger.log("Now deleting messages " + from + " to " + (from+batchSize)); | |
| //Loop over threads in this batch and move them to trash | |
| for (var i = 0; i < threads.length; i++) { | |
| Logger.log("Delete thread subject: " + threads[i].getFirstMessageSubject()); | |
| //TODO: uncomment the below line to actually delete | |
| //threads[i].moveToTrash(); | |
| } //for loop | |
| //Increase from variable for next batch | |
| from += batchSize; | |
| } while (threads.length > 0); //Do as long as the label isn't empty | |
| Logger.log("Done. No more messages under label: " + labelName); | |
| } |
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